mirror of
https://github.com/Rafostar/clapper.git
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2e776ddf7b
This significantly improves performance on mobile devices by removing the texture copy from an OES texture to 2D texture.
114 lines
3.9 KiB
C
114 lines
3.9 KiB
C
/*
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* GStreamer
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* Copyright (C) 2015 Matthew Waters <matthew@centricular.com>
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* Copyright (C) 2020 Rafał Dzięgiel <rafostar.github@gmail.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef __GTK_CLAPPER_GL_WIDGET_H__
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#define __GTK_CLAPPER_GL_WIDGET_H__
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#include <gtk/gtk.h>
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#include <gst/gst.h>
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#include <gst/video/video.h>
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#include <gst/gl/gl.h>
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G_BEGIN_DECLS
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GType gtk_clapper_gl_widget_get_type (void);
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#define GTK_TYPE_CLAPPER_GL_WIDGET (gtk_clapper_gl_widget_get_type())
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#define GTK_CLAPPER_GL_WIDGET(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GTK_TYPE_CLAPPER_GL_WIDGET,GtkClapperGLWidget))
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#define GTK_CLAPPER_GL_WIDGET_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),GTK_TYPE_CLAPPER_GL_WIDGET,GtkClapperGLWidgetClass))
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#define GTK_IS_CLAPPER_GL_WIDGET(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GTK_TYPE_CLAPPER_GL_WIDGET))
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#define GTK_IS_CLAPPER_GL_WIDGET_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass),GTK_TYPE_CLAPPER_GL_WIDGET))
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#define GTK_CLAPPER_GL_WIDGET_CAST(obj) ((GtkClapperGLWidget*)(obj))
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#define GTK_CLAPPER_GL_WIDGET_LOCK(w) g_mutex_lock(&((GtkClapperGLWidget*)(w))->lock)
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#define GTK_CLAPPER_GL_WIDGET_UNLOCK(w) g_mutex_unlock(&((GtkClapperGLWidget*)(w))->lock)
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typedef struct _GtkClapperGLWidget GtkClapperGLWidget;
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typedef struct _GtkClapperGLWidgetClass GtkClapperGLWidgetClass;
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typedef struct _GtkClapperGLWidgetPrivate GtkClapperGLWidgetPrivate;
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struct _GtkClapperGLWidget
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{
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/* <private> */
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GtkGLArea parent;
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GtkClapperGLWidgetPrivate *priv;
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/* properties */
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gboolean force_aspect_ratio;
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gint par_n, par_d;
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gboolean keep_last_frame;
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gint display_width;
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gint display_height;
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/* Widget dimensions */
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gint scaled_width;
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gint scaled_height;
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/* Position coords */
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gdouble last_pos_x;
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gdouble last_pos_y;
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gboolean negotiated;
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gboolean ignore_buffers;
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GstBuffer *pending_buffer;
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GstBuffer *buffer;
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GstVideoInfo v_info;
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/* resize */
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gboolean pending_resize;
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GstVideoInfo pending_v_info;
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guint display_ratio_num;
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guint display_ratio_den;
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/*< private >*/
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GMutex lock;
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GWeakRef element;
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/* event controllers */
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GtkEventController *key_controller;
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GtkEventController *motion_controller;
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GtkGesture *click_gesture;
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/* Pending draw idles callback */
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guint draw_id;
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};
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struct _GtkClapperGLWidgetClass
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{
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GtkGLAreaClass parent_class;
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};
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/* API */
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gboolean gtk_clapper_gl_widget_set_format (GtkClapperGLWidget * widget, GstVideoInfo * v_info);
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void gtk_clapper_gl_widget_set_buffer (GtkClapperGLWidget * widget, GstBuffer * buffer);
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void gtk_clapper_gl_widget_set_element (GtkClapperGLWidget * widget, GstElement * element);
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GtkWidget * gtk_clapper_gl_widget_new (void);
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gboolean gtk_clapper_gl_widget_init_winsys (GtkClapperGLWidget * widget);
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GstGLDisplay * gtk_clapper_gl_widget_get_display (GtkClapperGLWidget * widget);
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GstGLContext * gtk_clapper_gl_widget_get_context (GtkClapperGLWidget * widget);
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GstGLContext * gtk_clapper_gl_widget_get_gtk_context (GtkClapperGLWidget * widget);
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gboolean gtk_clapper_gl_widget_update_output_format (GtkClapperGLWidget * widget, GstCaps * caps);
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G_END_DECLS
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#endif /* __GTK_CLAPPER_GL_WIDGET_H__ */
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